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Store query result in a variable using in PL/pgSQL
...at will pull the name from test_table where id is your function's argument and leave it in the name variable. Don't leave out the table name prefix on test_table.name or you'll get complaints about an ambiguous reference.
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When to use an object instance variable versus passing an argument to the method
...To some degree, when to use instance variables, how to define their scope, and when to use local variables is subjective, but there are a couple of rules of thumb you can follow whenever creating your classes.
Instance variables are typically considered to be attributes of a class. Think of these ...
How do I compile a Visual Studio project from the command-line?
I'm scripting the checkout, build, distribution, test, and commit cycle for a large C++ solution that is using Monotone , CMake , Visual Studio Express 2008, and custom tests.
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Creating functions in a loop
... f(i=i): like this:
def f(i=i):
return i
Default values (the right-hand i in i=i is a default value for argument name i, which is the left-hand i in i=i) are looked up at def time, not at call time, so essentially they're a way to specifically looking for early binding.
If you're worried abo...
How can I use vim to convert my file to utf8?
...set the BOM do this:
:set bomb
For more information :help mbyte-options and :help utf8 and :help bomb.
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Inserting string at position x of another string
I have two variables and need to insert string b into string a at the point represented by position . The result I'm looking for is "I want an apple". How can I do this with JavaScript?
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Remove Select arrow on IE
...ve the arrow, then i can add other icon..
i can do that for Firefox Safari and Chrome,
but this didn't work on IE9 .
3 Ans...
Format a date using the new date time API
...e. Use a LocalDateTime instead, assuming you want to represent both a date and time.
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Focus Next Element In Tab Index
...want
tabbables[i].focus(); //if it's the one we want, focus it and exit the loop
break;
}
}
}
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Async/await vs BackgroundWorker
In the past few days I have tested the new features of .net 4.5 and c# 5.
4 Answers
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